How Googlebot Crawls, Renders, and Indexes JavaScript: A Developer’s Guide
JavaScript content takes hours to weeks longer to index than static HTML because Googlebot cannot index it on the first...
Where Do Search Bots and AI Crawlers Actually Live? An Analysis of 484 IP Subnets
When you optimize a website for search and AI visibility, you think about content quality, page speed, structured data, and...
Do AI Bots Actually Process HTML and Schema Data?
In contrast to Google Search, AI systems like ChatGPT, Perplexity, and even Gemini publish very little about their internal data...
Technical SEO for JavaScript Developers
Every day, millions of log lines flow through EdgeComet’s servers. We talk with customers, dig into rendering issues alongside their...
Benchmarking Gemini: The “Google” User Agent, JS Rendering, and Timeouts
Google has made a massive comeback in the AI race. With Gemini 3.0, they have captured significant market share (estimated...
Regex vs GoQuery vs net/html: A Performance Benchmark
Parsing the Web For as long as the web has existed, we have been writing parsers to extract and categorize...
OpenSeoTest: How GPTBot and ChatGPT-User Handle JavaScript
Everyone is rushing to optimize for AI, but there is a massive gap between theory and reality. We often hear...
OpenSeoTest: An Open Lab for Bot Behavior Research
The State of JavaScript I remember when a web page was just a document. You requested it, the server sent...
generateMetadata: The Performance Optimization You Don’t Need
I recently investigated a regression where a client’s page titles and social previews were failing for some requests but not...
The Complete JavaScript Rendering Audit: A Step-by-Step Workflow
Spotting a random “Red Flag” here and there is useful, but it’s not a strategy. To truly secure your organic...
8 JavaScript Red Flags That Harm Your SEO (And How to Find Them with JsBug)
In our previous article, we broke down the mechanics of the Rendering Gap, that dangerous disconnect between what your users...
Why Search Engines See a Different Version of Your Website
Your website looks perfect in Chrome. The animations are smooth, the content loads beautifully, and everything works exactly as designed....